
Figure 1.
Possible interactions using the smart city idea, own research. Left figure: Analized cement plants in Opole – required interest in cultural heritage from the city’s strategy; 1 – Groszowice, 2 – Bolko, 3 – Heymann Pringsheim, 4 – Piast, 5 – Giesel, 6 – Grundmann, 7 – Hafen, 8 – Silesia, 9 – Wróblin; Righr figure: 1 – Analized cement plant in Sant Just Desvern (near Barcelona) – interaction with the city through tourist applications

Figure 2.
Grundmann Cement Plant, authors’s own drawing

Figure 3.
Heymann-Pringsheim Cement Plant, authors’s own drawing

Figure 4.
Groszowice Cement Plant, authors’s own drawing

Figure 5.
Hafen/Odra Cement Plant, authors’s own drawing

Figure 6.
Giesel Cement Plant, authors’s own drawing

Figure 7.
Bolko Cement Plant, authors’s own drawing

Figure 8.
Piast Cement Plant, authors’s own drawing

Figure 9.
Silesia Cement Plant, authors’s own drawing

Figure 10.
Wróblin Cement Plant, authors’s own drawing

Figure 11.
Sant Just Desvern, currently Ricardo Bofill’s residence, authors’s own drawing
Table 1.
Smart city features developed in the analyzed cities
| Qualities of Smart City [13] | Opole | Barcelona | |
|---|---|---|---|
| 1. | Sustainable use of resources – smart environment | + | + |
| 2. | Intelligent public management – smart governance | + | + |
| 3. | Intelligent transport networks – smart mobility | + | + |
| 4. | High quality social capital – smart people | - | + |
| 5. | Competitive economy – smart economy | - | + |
| 6. | High quality of life – smart living | - | + |
Table 2.
The idea of a smart city in terms of cultural heritage [12]
| Cities | Fields of activity Smart City idea | The goals of promoting the city’s historical heritage intended by Smart City | Applications related to historical heritage intended by Smart City |
|---|---|---|---|
| Opole | Public services | - | Developed in the strategy |
| Environment | - | ||
| Business innovation | - | ||
| Social participation | - | ||
| New investments | - | ||
| Economic activity | - | ||
| Tourism | - | ||
| Barcelona* [12] | Public services | + | Tourist maps |
| Environment | + | Travel planning | |
| Business innovation | + | Developed in the strategy | |
| Social participatiom | + | ||
| New investment | + | ||
| Economic activity | + | ||
| Tourism | + |